Hi. That’s great, thanks. It stops short of what I want to know… what happens next?
Can you walk through the whole process? I’m most interested in what students see, how they submit and how I can mark their work.
Does a video/explanation of this exist currently?

GitHub Classroom automates repository creation and access control, making it easy to distribute starter code and collect assignments on GitHub.
This video walks you through the steps for setting up an individual assignment: